pimlico_getTokenQuotes

This method returns the tentative token exchange rates used by the ERC-20 Paymaster.

Usage

{
  "jsonrpc": "2.0",
  "method": "pimlico_getTokenQuotes",
  "params": [
    {
      "tokens": [
        "0x6b175474e89094c44da98b954eedeac495271d0f",
        "0x2260fac5e5542a773aa44fbcfedf7c193bc2c599",
        "0x514910771af9ca656af840dff83e8264ecf986ca"
      ]
    },
    "0x0000000071727De22E5E9d8BAf0edAc6f37da032",
    "0x1"
  ],
  "id": 1
}

Parameters

The method accepts an array with the following parameters:

1. Object: An object containing:

   • tokens - Address[]: An array of token addresses to get quotes for.

2. entryPoint - Address: The entry point contract address.

3. chainId - HexNumber: The chain ID in hexadecimal format.

Returns

The method returns an object containing an array of token quotes. Each quote includes information about the token, exchange rates, and storage slots.

{
  "jsonrpc": "2.0",
  "id": 1,
  "result": {
    "quotes": [
      {
        "paymaster": "0x0000000000000039cd5e8aE05257CE51C473ddd1",
        "token": "0x6B175474E89094C44Da98b954EedeAC495271d0F",
        "postOpGas": "0xa7f8",
        "exchangeRate": "0xe9d61943a68eaf17e8",
        "exchangeRateNativeToUsd": "0xe9e52828",
        "balanceSlot": "0x2",
        "allowanceSlot": "0x3"
      }
    ]
  }
}

Return Fields

The response includes the following fields in each quote object:

• paymaster - Address: The address of the paymaster contract.

• token - Address: The address of the token.

• postOpGas - HexNumber: The amount of gas required for post-operation processing.

• exchangeRate - HexNumber: The exchange rate between the token and the native gas token.

• exchangeRateNativeToUsd - HexNumber: The exchange rate between the native gas token and USD with 6 decimals of precision.

• balanceSlot - HexNumber: The storage slot for the token balance.

• allowanceSlot - HexNumber: The storage slot for the token allowance.